Michael Mahoney is a Senior Geophysicist with the Federal Emergency Management Agency, a position he has held for 33 years. He currently leads FEMA’s seismic problem-focused studies, and has investigated a variety of earthquake-related issues to develop design and construction guidance under the National Earthquake Hazards Reduction Program (NEHRP). This work currently includes the development of FEMA’s Performance-Based Seismic Design Guidelines (FEMA P-58) and Seismic Evaluation of Older Concrete Buildings for Collapse Potential. His earlier projects include: the FEMA/SAC Steel Moment Frame Buildings Project after the Northridge earthquake, Quantification of Building Seismic Performance Factors (FEMA P-695 and P-795), and Seismic Evaluation and Retrofit of Wood Frame Buildings with Weak First Stories (FEMA P-807). Mr. Mahoney is also responsible for FEMA’s earthquake-related work with the International Codes, and has been involved in the model code development process dating back to 1984. He serves as the FEMA Headquarters representative to the National Tsunami Hazard Mitigation Program, where he led a project to develop guidelines for vertical evacuation refuge structures. He previously worked in FEMA’s Office of Loss Reduction where he managed the development of the first FEMA guideline for flood retrofitting and investigated building performance in disasters dating back to Hurricane Hugo. From 1978 to 1984 he was a Senior Loss Prevention Consultant with what is now FM Global. He holds a Masters and Bachelor’s degrees in physics.